If you wish to change your registered email address, please follow these steps: 

1. Log into your account, and access your Account Settings through the menu button in the upper right corner. 

2. Enter your new email address in the "Email" section, and click "Save Changes" at the bottom of the page. 

3. The message "Instruction on how to reset the email address is sent to the new email address." is shown. Please click the URL in the email and log in with your current account (unchanged email address, or registered Facebook/Twitter/Google/Apple account)

Note: If you are not seeing the email in your inbox, please check the spam/junk folder of your mailbox as well.

4. When you are logged into your account, your registered email address has been changed.

For the details regarding email verification, please check this help page on how to verify your email address.